A Man vs Man conflict consists on a struggle between two or more characers. In this particular sentence, Amy and her mother have different opinion and point of view about Amy´s curfew.
The first sentence is your best choice.
Answer:
"How are you doing?" asked John.
Answer:
It reinforces Kennedy's argument that change is possible when nations move beyond their differences to work for the common good.
Explanation:
I dont know if its right tho.